Episode 75 of Attack on Titan The Final Season revealed via a teaser trailer that the anime will have an episode 76 titled “Danzai” (“Death Sentence”), coming this winter in Japan. Additionally, Funimation describes the episode’s release window as “Winter 2022,” the anime’s official Twitter account confirms more episodes while its official website refers to its continuation as Attack on Titan Final Season Part 2.
Crunchyroll and Funimation streams the anime as it airs. MAPPA (JUJUTSU KAISEN, Zombie Land Saga) is in charge of the animation production for the final season after Wit Studio was in charge of season 1 through 3. Key staff includes Yuichiro Hayashi (Yuri!!! on Ice ending storyboard) director, Hiroshi Seko (Attack on Titan script writer) as series composer, Tomohiro Kishi (Banana Fish chief animation director) as character designer, and Hiroyuki Sawano (Attack on Titan) and Kohta Yamamoto (The Seven Deadly Sins: Imperial Wrath of the Gods) as music composers.
Kodansha Comics is publishing the manga by Hajime Isayama in English. The manga is available on Crunchyroll, ComiXology, Mangamo, Inkr, and Inkypen.
Crunchyroll describes the final season as (contains spoilers):
It’s been four years since the Scout Regiment reached the shoreline, and the world looks different now. Things are heating up as the fate of the Scout Regiment—and the people of Paradis—are determined at last. However, Eren is missing. Will he reappear before age-old tensions between Marleyans and Eldians result in the war of all wars?